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> Digital sound pressure level meter 130 db decibel usb c
Digital sound pressure level meter 130 db decibel usb c
* Compatible with standards of IEC 651 Type 2, ANSI 1.4 Type 2
* Multi-functional. It offers 4 measurement parameters: Lp (sound level), Leq (Equivalent Continuous A Sound Level), Lmax (Maximum Sound Level) and LN (Percentage of all readings over alarm value set).
* This meter permits choice of 'A', 'C', or 'Flat' weightling and 'Slow' / 'Fast' response times.
* Manual or automatic shut down. The tester can be switched off by pressing the power key at any time. On the other hand, the tester can be set to auto power off between 1 - 9 minutes or disable auto power off.
* Supplied with CD software and 2 cables for RS232 / USB connection. You can download your obtained data from the sound level meter to your PC computer for statistics, printing and analysing.
* Display : 14mm (0.55") LCD with backlight
* Parameters measured : Lp, Lmax, Leq, LN.
* Leq : 30 - 130 dB (10 s, 1 min, 5 min, 10 min, 15 min, 30 min, 1 hour, 8 hours, 24 hours)
* Frequency weighting : 'A', 'C', 'F' (Flat)
* Time weighting : Fast (125 ms) , Slow (1 second)
* Microphone : 1/2 inch celctret condenser type
* Built-in calibration signal : 94 dB at 1 kHz (sinusoidal)
* Frequency range : 20.0 to 12,500 Hz
* Alarm value set : 30 - 120 dB
* Alarm output : LED and optional relay contact (NC)
* Power supply : 4 x 1.5v AAA batteries (not included)
* External DC power supply : 6V DC, 100mA (AC/DC adapter not included)
* Item size : 236 x 63 x 26 mm / 9.3 x 2.5 x 1.0 inch
* Item weight : 170g (after inserting batteries)
* 1pc sound level meter (main unit)
* 1 CD software and 2 cables for USB / RS232C connection
* Package : Black rigid plastic box
* AUD $19.50 per unit to worldwide
* Normal postage time is 7 to 12 days to Australia, New Zealand, United States, Canada, United Kingdom and Major Asian Countries
